Electrical connector with enhanced structure

Abstract

An electrical connector includes an housing and a plurality of first terminals. The housing includes a first side wall, a second side wall opposite to the first side wall and two end walls connecting with the first side wall with the second side wall. The first side wall defining a plurality of first terminal passageways arranged in an inner surface thereof. Every adjacent first terminal passageways being partitioned with spaced walls and the spaced walls and the inner surface of the first side wall being on a same plane, The first terminals accommodated in the first terminal passageways. Some of the spaced walls further integrally extend enhanced walls respectively to unitarily connect with the second side wall, thereby defining a base portion located at a rear portion of the housing and a mating cavity in front of the base portion.

We claim: 
     
       1. An electrical connector defining a mating direction and a lengthwise direction perpendicular to the mating direction, comprising:
 an insulative housing having a first side wall, a second side wall opposite to the first side wall and two end walls connecting with the first side wall with the second side wall, the first side wall defining a plurality of first terminal passageways arranged in an inner surface thereof along the lengthwise direction and extending in the mating direction, every adjacent first terminal passageways being portioned with spaced walls and the spaced walls and the inner surface of the first side wall being on a same plane; and 
 a plurality of first conductive terminals accommodated in the first terminal passageways;
 wherein some of the spaced walls further integrally extend to form enhanced walls respectively to unitarily connect with the second side wall, thereby defining a base portion located at a rear portion of the insulative housing and a mating cavity in front of the base portion; wherein 
 the enhanced walls are unitarily connected with each other by a rib in the lengthwise direction, the rib is spaced away from the spaced walls; wherein 
 the rib and the enhanced walls are on a same plane facing to the mating direction. 
 
 
     
     
       2. The electrical connector as claimed in  claim 1 , wherein the enhanced walls extend along the mating direction and the enhanced walls and the base portion are on a same plane at a rear end. 
     
     
       3. The electrical connector as claimed in  claim 2 , wherein a group of three first terminals form a pair of differential signal terminals and a grounding terminals, and every group of terminals is disposed between every two adjacent enhanced walls, and in the lengthwise direction, the spaced walls between the two groups of terminals are wider than the spaced walls between the first conductive terminals. 
     
     
       4. The electrical connector as claimed in  claim 1 , wherein each of the enhanced walls includes a flat portion and two end portions, and the flat portions having a same thickness and wider than end portions along the lengthwise direction, and the length of each flat portions is longer than the length of each end portions in a vertical direction perpendicular to the mating direction and the lengthwise direction, and the end portions is shorter than the spaced walls in the vertical direction. 
     
     
       5. The electrical connector as claimed in  claim 1 , wherein the length of the base portion is longer than the depth of the mating cavity in the mating direction. 
     
     
       6. The electrical connector as claimed in  claim 1 , wherein the two end sides of the first side wall each defines a protruding portion extending outwardly in the longwise direction, and the protruding portions extending in the mating direction are spaced from or behind a front side of the first side wall, and the thickness of the protruding portions are gradually decreasing from the back to front direction perpendicular to the mating direction and the longwise direction, and the protruding portions and the first side wall are on a same plane, and the upper surface of the protruding portions and the upper surface of the first side wall are in a same plane, and the thickness of the protruding portions in a direction perpendicular to the mating direction and the longwise direction is gradually decreasing in a back to front direction. 
     
     
       7. The electrical connector as claimed in  claim 1 , wherein the electrical connector further comprises a plurality of second conductive terminals, and the inner surface of the second side wall defining a plurality of second terminal passageways arranged spaced apart from each other along the lengthwise direction, every two of the second terminal passageways partitioned with a spaced wall, and the second conductive terminals extending along the mating direction accommodated in the second terminal passageways, and the spaced walls of the second side wall and the inner surface of the second side wall are on the same plane, the enhanced walls connecting with the corresponding spaced walls of the first side wall. 
     
     
       8. The electrical connector as claimed in  claim 7 , wherein some of the spaced walls of the first side wall and some of the spaced walls of the second side wall are correspondingly aligned with each other, and the enhanced walls each unitarily connecting with the corresponding spaced walls. 
     
     
       9. An electrical connector comprising:
 an insulative housing defining a receiving cavity between opposite first and second external side walls; 
 a plurality of passages formed in the housing and between said opposite first and second external side walls along a longitudinal direction, every adjacent two passages being separated by a dividing enhancing wall unitarily formed between said opposite first and second external side walls and extending in a transverse direction perpendicular to said longitudinal direction; 
 in each of said passages, a rib structure unitarily formed between the corresponding two opposite dividing enhancing walls, extending in the longitudinal direction at a middle position in the transverse direction, and located right behind the receiving cavity, first and second rows of spaced walls formed on corresponding inner surfaces of the opposite first and second external side walls, respectively; and 
 said first and second rows of spaced walls being spaced from each other in the transverse direction; wherein 
 in each of said passages, a first row of terminals are received and retainably regulated by the first row of spaced walls and the corresponding dividing enhancing walls, and a second row of terminals are received and retainably regulated by the second row of spaced walls and the corresponding dividing enhancing walls. 
 
     
     
       10. The electrical connector as claimed in  claim 9 , wherein in each of said passages, there are three first row of terminals regulated by two first row of spaced walls, and there are three second row of terminals regulated by two second row of spaced walls. 
     
     
       11. The electrical connector as claimed in  claim 9 , wherein in each of said passages, the rib structure extends rearwardly while terminated in a half way before reaching a rear end of the housing. 
     
     
       12. The electrical connector as claimed in  claim 9 , wherein the first row of spaced walls and the second row of spaced walls extend from a front face of the housing and terminals at a rear face of the housing. 
     
     
       13. The electrical connector as claimed in  claim 9 , wherein in each of said passages, the first row of spaced walls and the second row of spaced walls are spaced from the corresponding rib structure in the transverse direction. 
     
     
       14. An electrical connector defining a mating direction and a lengthwise direction perpendicular to the mating direction, comprising:
 an insulative housing having a first side wall, a second side wall opposite to the first side wall and two end walls connecting with the first side wall with the second side wall, the first side wall defining a plurality of first terminal passageways arranged in an inner surface thereof along the lengthwise direction and extending in the mating direction, every adjacent first terminal passageways being portioned with spaced walls and the spaced walls and the inner surface of the first side wall being on a same plane; and 
 a plurality of first conductive terminals accommodated in the first terminal passageways;
 wherein some of the spaced walls further integrally extend to form enhanced walls respectively to unitarily connect with the second side wall, thereby defining a base portion located at a rear portion of the insulative housing and a mating cavity in front of the base portion; wherein 
 each of the enhanced walls includes a flat portion and two end portions, and the flat portions having a same thickness and wider than end portions along the lengthwise direction, and the length of each flat portions is longer than the length of each end portions in a vertical direction perpendicular to the mating direction and the lengthwise direction, and the end portions is shorter than the spaced walls in the vertical direction.